/[imapfilter]/imapfilter/imapfilter.c
ViewVC logotype

Annotation of /imapfilter/imapfilter.c

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1.35 - (hide annotations)
Thu Aug 29 19:51:24 2002 UTC (21 years, 7 months ago) by lefcha
Branch: MAIN
Changes since 1.34: +12 -7 lines
File MIME type: text/plain
Check for BYE response and proceed to next account if got one.

1 lefcha 1.1 #include <stdio.h>
2 lefcha 1.16 #include <stdlib.h>
3 lefcha 1.1 #include <unistd.h>
4     #include <string.h>
5 lefcha 1.7 #include <limits.h>
6 lefcha 1.11 #include <errno.h>
7 lefcha 1.35 #include <setjmp.h>
8 lefcha 1.1
9     #include "config.h"
10     #include "imapfilter.h"
11 lefcha 1.11 #include "data.h"
12 lefcha 1.1
13    
14 lefcha 1.32 extern int sockpri;
15 lefcha 1.7 extern account_t *accounts;
16 lefcha 1.11 extern filter_t *filters;
17 lefcha 1.32 extern namesp_t nsppri;
18 lefcha 1.7
19 lefcha 1.10 unsigned int options; /* Program options. */
20 lefcha 1.29 unsigned int flags = 0; /* Program flags. */
21 lefcha 1.24 unsigned int capabilities; /* Capabilities of mail server. */
22 lefcha 1.29 unsigned int interval = 0; /* Poll at the specified interval. */
23 lefcha 1.5 char logfile[PATH_MAX]; /* Log file. */
24 lefcha 1.25 char *home = NULL; /* User's home directory. */
25 lefcha 1.26 uid_t ruid, euid; /* Real and effective UID. */
26 lefcha 1.35 jmp_buf acctloop;
27 lefcha 1.1
28 lefcha 1.29
29 lefcha 1.2 /*
30 lefcha 1.8 * In the beginning there was main()...
31 lefcha 1.2 */
32 lefcha 1.16 int main(int argc, char *argv[])
33 lefcha 1.1 {
34 lefcha 1.29 int c, r, f = 0;
35     pid_t pid;
36 lefcha 1.11 char *confile = NULL; /* Configuration file. */
37     account_t *ca; /* Current account. */
38     mbox_t *cm; /* Current mailbox. */
39 lefcha 1.33
40 lefcha 1.26 ruid = getuid();
41     euid = geteuid();
42     seteuid(ruid); /* Drop root privileges. */
43 lefcha 1.28
44     home = getenv("HOME");
45 lefcha 1.34 options = (OPTION_DETAILS_NORMAL | OPTION_NAMESPACE | OPTION_WARNING);
46 lefcha 1.12 *logfile = 0;
47 lefcha 1.33
48 lefcha 1.29 while ((c = getopt(argc, argv, "c:d:hkl:"
49     #ifdef ENCRYPTED_PASSWORDS
50     "p"
51 lefcha 1.25 #endif
52 lefcha 1.29 "qv")) != -1) {
53 lefcha 1.1 switch (c) {
54 lefcha 1.3 case 'c':
55 lefcha 1.11 confile = optarg;
56 lefcha 1.3 break;
57 lefcha 1.29 case 'd':
58     options |= OPTION_DAEMON_MODE;
59     errno = 0;
60     interval = strtoul(optarg, NULL, 10);
61     if (errno)
62     interval = 0;
63     break;
64 lefcha 1.2 case 'h':
65     usage();
66 lefcha 1.12 exit(ERROR_UNDEFINED);
67 lefcha 1.2 break;
68 lefcha 1.29 case 'k':
69     kill_imapfilter();
70     break;
71 lefcha 1.1 case 'l':
72 lefcha 1.12 strncat(logfile, optarg, PATH_MAX - 1);
73 lefcha 1.1 break;
74 lefcha 1.25 #ifdef ENCRYPTED_PASSWORDS
75     case 'p':
76     options |= OPTION_PASSWORD_EDITOR;
77     break;
78     #endif
79 lefcha 1.1 case 'q':
80 lefcha 1.11 options &= OPTION_DETAILS_CLEAR;
81 lefcha 1.15 options |= OPTION_DETAILS_QUIET;
82 lefcha 1.1 break;
83     case 'v':
84 lefcha 1.11 options &= OPTION_DETAILS_CLEAR;
85     options |= OPTION_DETAILS_VERBOSE;
86 lefcha 1.1 break;
87     default:
88 lefcha 1.2 usage();
89 lefcha 1.12 exit(ERROR_UNDEFINED);
90 lefcha 1.1 break;
91     }
92     }
93 lefcha 1.32
94     create_homedir();
95 lefcha 1.33
96 lefcha 1.28 lockfile_check();
97     lockfile_create();
98    
99     corefile_disable();
100 lefcha 1.33
101 lefcha 1.26 tty_store();
102 lefcha 1.24 catch_signals();
103    
104 lefcha 1.12 read_config(confile);
105 lefcha 1.33
106 lefcha 1.25 #ifdef ENCRYPTED_PASSWORDS
107     read_passwords();
108 lefcha 1.33
109 lefcha 1.32 if ((options & OPTION_PASSWORD_EDITOR)) {
110 lefcha 1.25 password_editor();
111 lefcha 1.33
112 lefcha 1.32 secmem_clear();
113     lockfile_remove();
114 lefcha 1.33
115 lefcha 1.32 exit(0);
116     }
117 lefcha 1.25 #endif
118 lefcha 1.33
119 lefcha 1.32 open_logfile();
120    
121     init_vbuf();
122    
123 lefcha 1.29 if (options & OPTION_DAEMON_MODE) {
124     f = 1;
125     options &= OPTION_DETAILS_CLEAR;
126     options |= OPTION_DETAILS_QUIET;
127     }
128     do {
129     for (ca = accounts; ca; ca = ca->next) {
130 lefcha 1.7
131 lefcha 1.35 if (setjmp(acctloop))
132     continue;
133    
134 lefcha 1.33 if (init_connection(&sockpri, ca->server, ca->port, ca->ssl))
135     continue;
136 lefcha 1.21
137 lefcha 1.33 r = greeting_response(&sockpri);
138 lefcha 1.18
139 lefcha 1.35 if (check_capabilities(&sockpri))
140 lefcha 1.33 continue;
141 lefcha 1.1
142     #ifdef DEBUG
143 lefcha 1.33 test(&sockpri);
144 lefcha 1.1 #endif
145    
146 lefcha 1.33 if (r != RESPONSE_PREAUTH) {
147     if (ca->passwdattr == PASSWORD_NONE) {
148 lefcha 1.35 printf("Enter password for %s@%s: ", ca->username,
149     ca->server);
150 lefcha 1.33 get_password(ca->password, PASSWORD_LEN);
151     ca->passwdattr = PASSWORD_PLAIN;
152     }
153 lefcha 1.35 if (login(&sockpri, ca->username, ca->password) ==
154     RESPONSE_NO) {
155     error("imapfilter: username %s or password rejected "
156     "at %s\n", ca->username, ca->server);
157 lefcha 1.33 continue;
158     }
159 lefcha 1.30 }
160 lefcha 1.33 check_namespace(&sockpri, &nsppri);
161    
162     for (cm = ca->mboxes; cm; cm = cm->next)
163     if (!*cm->filters)
164     mailbox_status(&sockpri, cm->name, &nsppri);
165     else if (!select_mailbox(&sockpri, cm->name, &nsppri)) {
166     apply_filters(cm->filters);
167     close_mailbox(&sockpri);
168     }
169     logout(&sockpri);
170    
171     close_connection(&sockpri);
172 lefcha 1.24 }
173 lefcha 1.11
174 lefcha 1.33 /* Fork if in daemon mode. */
175     if (f) {
176     f = 0;
177     pid = fork();
178     switch (pid) {
179     case -1:
180     fatal(ERROR_FORK, "imapfilter: forking; %s\n", strerror(errno));
181     break;
182     case 0:
183     secmem_lock();
184     setuid(ruid); /* Capability to regain root privileges will
185     not be needed any more. */
186     lockfile_create();
187     corefile_disable();
188     break;
189     default:
190     secmem_clear();
191     close_logfile();
192     exit(0);
193     break;
194 lefcha 1.14 }
195 lefcha 1.29 }
196 lefcha 1.33 if (interval)
197     sleep(interval);
198 lefcha 1.29 } while (options & OPTION_DAEMON_MODE && interval);
199 lefcha 1.17
200 lefcha 1.26 secmem_clear();
201 lefcha 1.1 close_logfile();
202 lefcha 1.33
203 lefcha 1.28 lockfile_remove();
204 lefcha 1.33
205 lefcha 1.1 exit(0);
206     }
207    
208    
209     /*
210 lefcha 1.11 * Print a very brief usage message.
211 lefcha 1.2 */
212     void usage(void)
213     {
214 lefcha 1.25 fprintf(stderr,
215 lefcha 1.29 "usage: imapfilter [-hk"
216 lefcha 1.26 #ifdef ENCRYPTED_PASSWORDS
217     "p"
218 lefcha 1.33 #endif
219 lefcha 1.29 "qv] [-c configfile] [-d interval] [-l logfile]\n");
220 lefcha 1.1 }

webmaster@linux.gr
ViewVC Help
Powered by ViewVC 1.1.26